org.docx4j.org.xhtmlrenderer.test

类 SwingImageReplacer

java.lang.Object

org.docx4j.org.xhtmlrenderer.test.ElementReplacer

org.docx4j.org.xhtmlrenderer.test.SwingImageReplacer

public class SwingImageReplacer
extends ElementReplacer

作者:

patrick

构造器概要

构造器

构造器和说明
SwingImageReplacer()

方法概要

限定符和类型	方法和说明
boolean	accept(LayoutContext context, Element element)
void	clear(Element element)
String	getElementNameMatch()
boolean	isElementNameMatch()
protected ReplacedElement	lookupImageReplacedElement(Element e) Retrieves a ReplacedElement for an image from cache, or null if not found.
protected ReplacedElement	newIrreplaceableImageElement(int cssWidth, int cssHeight) Returns a ReplacedElement for some element in the stream which should be replaceable, but is not.
ReplacedElement	replace(LayoutContext context, BlockBox box, UserAgentCallback uac, int cssWidth, int cssHeight)
protected ReplacedElement	replaceImage(UserAgentCallback uac, LayoutContext context, Element elem, int cssWidth, int cssHeight) Handles replacement of image elements in the document.
void	reset()
protected void	storeImageReplacedElement(Element e, ReplacedElement cc) Adds a ReplacedElement containing an image to a cache of images for quick lookup.

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

SwingImageReplacer

public SwingImageReplacer()

方法详细资料

isElementNameMatch

public boolean isElementNameMatch()

指定者:

isElementNameMatch 在类中 ElementReplacer

getElementNameMatch

public String getElementNameMatch()

指定者:

getElementNameMatch 在类中 ElementReplacer

accept

public boolean accept(LayoutContext context,
                      Element element)

指定者:

accept 在类中 ElementReplacer

replace

public ReplacedElement replace(LayoutContext context,
                               BlockBox box,
                               UserAgentCallback uac,
                               int cssWidth,
                               int cssHeight)

指定者:

replace 在类中 ElementReplacer

clear

public void clear(Element element)

指定者:

clear 在类中 ElementReplacer

reset

public void reset()

指定者:

reset 在类中 ElementReplacer

replaceImage

protected ReplacedElement replaceImage(UserAgentCallback uac,
                                       LayoutContext context,
                                       Element elem,
                                       int cssWidth,
                                       int cssHeight)

Handles replacement of image elements in the document. May return the same ReplacedElement for a given image on multiple calls. Image will be automatically scaled to cssWidth and cssHeight assuming these are non-zero positive values. The element is assume to have a src attribute (e.g. it's an element)

参数:

uac - Used to retrieve images on demand from some source.

context -

elem - The element with the image reference

cssWidth - Target width of the image

cssHeight - Target height of the image @return A ReplacedElement for the image; will not be null.

storeImageReplacedElement

protected void storeImageReplacedElement(Element e,
                                         ReplacedElement cc)

Adds a ReplacedElement containing an image to a cache of images for quick lookup.

参数:

e - The element under which the image is keyed.

cc - The replaced element containing the image, or another ReplacedElement to be used in its place (like a placeholder if the image can't be loaded).

lookupImageReplacedElement

protected ReplacedElement lookupImageReplacedElement(Element e)

Retrieves a ReplacedElement for an image from cache, or null if not found.

参数:

e - The element by which the image is keyed

返回:

The ReplacedElement for the image, or null if there is none.

newIrreplaceableImageElement

protected ReplacedElement newIrreplaceableImageElement(int cssWidth,
                                                       int cssHeight)

Returns a ReplacedElement for some element in the stream which should be replaceable, but is not. This might be the case for an element like img, where the source isn't provided.

参数:

cssWidth - Target width for the element.

cssHeight - Target height for the element

返回:

A ReplacedElement to substitute for one that can't be generated.